function controlarNorte() {
    if(document.getElementById("dvNorte").style.display == 'none' || document.getElementById("dvNorte").style.display == '')
	{
	    document.getElementById("dvNorte").style.display = 'block';
	    document.getElementById("dvNorte").style.visibility = 'visible';
	    document.getElementById("bltMaisNorte").style.display = 'none';
	    document.getElementById("bltMenosNorte").style.display = 'block';
	}
	else
	{
	    document.getElementById("dvNorte").style.display = 'none';
	    document.getElementById("dvNorte").style.visibility = 'hidden';
	    document.getElementById("bltMaisNorte").style.display = 'block';
	    document.getElementById("bltMenosNorte").style.display = 'none';
	}
}

function controlarNordeste() {
	if(document.getElementById("dvNordeste").style.display == 'none' || document.getElementById("dvNordeste").style.display == '')
	{
	    document.getElementById("dvNordeste").style.display = 'block';
	    document.getElementById("dvNordeste").style.visibility = 'visible';
	    document.getElementById("bltMaisNordeste").style.display = 'none';
	    document.getElementById("bltMenosNordeste").style.display = 'block';
	}
	else
	{
	    document.getElementById("dvNordeste").style.display = 'none';
	    document.getElementById("dvNordeste").style.visibility = 'hidden';
	    document.getElementById("bltMaisNordeste").style.display = 'block';
	    document.getElementById("bltMenosNordeste").style.display = 'none';
	}
}

function controlarCentroOeste() {
	if(document.getElementById("dvCentroOeste").style.display == 'none' || document.getElementById("dvCentroOeste").style.display == '')
	{
	    document.getElementById("dvCentroOeste").style.display = 'block';
	    document.getElementById("dvCentroOeste").style.visibility = 'visible';
	    document.getElementById("bltMaisCentroOeste").style.display = 'none';
	    document.getElementById("bltMenosCentroOeste").style.display = 'block';
	}
	else
	{
	    document.getElementById("dvCentroOeste").style.display = 'none';
	    document.getElementById("dvCentroOeste").style.visibility = 'hidden';
	    document.getElementById("bltMaisCentroOeste").style.display = 'block';
	    document.getElementById("bltMenosCentroOeste").style.display = 'none';
	}
}

function controlarSul() {
	if(document.getElementById("dvSul").style.display == 'none' || document.getElementById("dvSul").style.display == '')
	{
	    document.getElementById("dvSul").style.display = 'block';
	    document.getElementById("dvSul").style.visibility = 'visible';
	    document.getElementById("bltMaisSul").style.display = 'none';
	    document.getElementById("bltMenosSul").style.display = 'block';
	}
	else
	{
	    document.getElementById("dvSul").style.display = 'none';
	    document.getElementById("dvSul").style.visibility = 'hidden';
	    document.getElementById("bltMaisSul").style.display = 'block';
	    document.getElementById("bltMenosSul").style.display = 'none';
	}
}

function controlarSudeste() {
	if(document.getElementById("dvSudeste").style.display == 'none' || document.getElementById("dvSudeste").style.display == '')
	{
	    document.getElementById("dvSudeste").style.display = 'block';
	    document.getElementById("dvSudeste").style.visibility = 'visible';
	    document.getElementById("bltMaisSudeste").style.display = 'none';
	    document.getElementById("bltMenosSudeste").style.display = 'block';
	}
	else
	{
	    document.getElementById("dvSudeste").style.display = 'none';
	    document.getElementById("dvSudeste").style.visibility = 'hidden';
	    document.getElementById("bltMaisSudeste").style.display = 'block';
	    document.getElementById("bltMenosSudeste").style.display = 'none';
	}
}